<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
	<title>Pitch Shift</title>

	<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
	<link rel="icon" type="image/png" sizes="174x174" href="./favicon.png">

	<script src="https://cdnjs.cloudflare.com/ajax/libs/webcomponentsjs/2.4.3/webcomponents-bundle.js"></script>
	<link href="https://fonts.googleapis.com/css?family=Material+Icons&display=block" rel="stylesheet"/>
	<script src="../build/Tone.js"></script>
	<script src="./js/tone-ui.js"></script>
	<script src="./js/components.js"></script>
</head>
<body>
	<style>
		tone-slider {
			width: 100%;
			margin-top: 10px;
		}
	</style>
	<tone-example label="Pitch Shift">
		<div slot="explanation">
			This example demonstrates the Pitch Shift effect.
			<br><br>
			<a href="https://tonejs.github.io/docs/PitchShift">Tone.Pitch Shift</a> docs.
		</div>
		
		<tone-loader></tone-loader>
		<div id="content">
			<tone-play-toggle></tone-play-toggle>
			<tone-slider label="pitch" min="-12" max="12" value="0" units="hz"></tone-slider>
		</div>
	</tone-example>

	<script type="text/javascript">
		const pitchShift = new Tone.PitchShift().toDestination();
		const player = new Tone.Player("https://tonejs.github.io/audio/berklee/groovin_analogsynth1.mp3").connect(pitchShift);
		player.loop = true;

		const toneFFT = new Tone.FFT();
		pitchShift.connect(toneFFT);
		fft({
			parent: document.querySelector("#content"),
			tone: toneFFT,
		});

		// bind the interface
		document.querySelector("tone-play-toggle").addEventListener("start", () => player.start());
		document.querySelector("tone-play-toggle").addEventListener("stop", () => player.stop());
		// document.querySelector("tone-play-toggle").addEventListener('start', () => {
		// 	debugger;
		// });

		document.querySelector("tone-slider").addEventListener("input", e => {
			pitchShift.pitch = parseFloat(e.target.value);
		});
	</script>
</body>
</html>
